8601216492 has 24 divisors (see below), whose sum is σ = 21894005952. Its totient is φ = 2606429200.

The previous prime is 8601216479. The next prime is 8601216509. The reversal of 8601216492 is 2946121068.

It is a self number, because there is not a number n which added to its sum of digits gives 8601216492.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32580234 + ... + 32580497.

It is an arithmetic number, because the mean of its divisors is an integer number (912250248).

Almost surely, 2^8601216492 is an apocalyptic number.

It is an amenable number.

8601216492 is an abundant number, since it is smaller than the sum of its proper divisors (13292789460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8601216492 is a wasteful number, since it uses less digits than its factorization.

8601216492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65160749 (or 65160747 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 8601216492 is about 92742.7436083277. The cubic root of 8601216492 is about 2048.8962126126.

The spelling of 8601216492 in words is "eight billion, six hundred one million, two hundred sixteen thousand, four hundred ninety-two".